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math
perform this operation to the correct significant figure. 2.0cm × 0.01m in the correct significant figure. should the answer be in two or one significant figures
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SCIENCE  PLEASE HELP PLESE
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I have a question about significant figures. In this problem, would I use the 2 as one significant figure and thus round only to one significant figure? or would I just use the diameter as the significant figure indicator? radius=
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I'm having trouble understanding significant figures. If a problem is requires two equations to finish, which of the original measurements do I use to figure out the significant figure? For ex. 3.001+4.32= 7.321. Then I use this
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Use mathematics table to evaluate the following giving each answer correct to three significant figure A,0.3581x 0.02847/0.009418x 3.219?
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Math
Rounding to significant figures 99.98 to 3 significant figures Can it apply to this number as if I round to 100 this is one significant figure or we keep it as 99.9. Please clarify And same number to 2 sig figure Will it be 100?
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Chemistry (urgent)
The gold foil Rutherford used in his scattering experiment had a thickness of approximately 4×10^−3 mm. If a single gold atom has a diameter of 2.9 x10^8cm , how many atoms thick was Rutherford's foil? Express your answer
asked by Bella on September 13, 2011